Home / 632,887.35-873,377.15-342,492.18

Finding the Fourth Proportional to 632,887.35, 873,377.15 and 342,492.18

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Solution

The fourth proportional to 632,887.35, 873,377.15 and 342,492.18 is: 472,635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,887.35 : 873,377.15 = 342,492.18 : x
  2. Step 2: Convert to fraction form
    632,887.35/873,377.15 = 342,492.18/x
  3. Step 3: Cross multiply
    632,887.35x = 873,377.15 × 342,492.18
  4. Step 4: Simplify right side
    632,887.35x = 299,124,842,353.23
  5. Step 5: Solve for x
    x = 299,124,842,353.23/632,887.35
  6. Step 6: Final answer
    x = 472,635.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.